var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?/g,
done = 0,
toString = Object.prototype.toString,
- arraySplice = Array.prototype.splice,
- arrayPush = Array.prototype.push,
- arraySort = Array.prototype.sort;
+ hasDuplicate = false;
var Sizzle = function(selector, context, results, seed) {
results = results || [];
if ( context ) {
var ret = seed ?
{ expr: parts.pop(), set: makeArray(seed) } :
- Sizzle.find( parts.pop(), parts.length === 1 && context.parentNode ? context.parentNode : context, contextXML );
+ Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
if ( parts.length > 0 ) {
if ( toString.call(checkSet) === "[object Array]" ) {
if ( !prune ) {
- arrayPush.apply( results, checkSet );
+ results.push.apply( results, checkSet );
} else if ( context && context.nodeType === 1 ) {
for ( var i = 0; checkSet[i] != null; i++ ) {
if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
- arrayPush.call( results, set[i] );
+ results.push( set[i] );
}
}
} else {
for ( var i = 0; checkSet[i] != null; i++ ) {
if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
- arrayPush.call( results, set[i] );
+ results.push( set[i] );
}
}
}
Sizzle.uniqueSort = function(results){
if ( sortOrder ) {
hasDuplicate = false;
- arraySort.call(results, sortOrder);
+ results.sort(sortOrder);
if ( hasDuplicate ) {
for ( var i = 1; i < results.length; i++ ) {
if ( results[i] === results[i-1] ) {
- arraySplice.call(results, i--, 1);
+ results.splice(i--, 1);
}
}
}
}
+
+ return results;
};
Sizzle.matches = function(expr, set){
"": function(checkSet, part, isXML){
var doneName = done++, checkFn = dirCheck;
- if ( !part.match(/\W/) ) {
+ if ( !/\W/.test(part) ) {
var nodeCheck = part = isXML ? part : part.toUpperCase();
checkFn = dirNodeCheck;
}
"~": function(checkSet, part, isXML){
var doneName = done++, checkFn = dirCheck;
- if ( typeof part === "string" && !part.match(/\W/) ) {
+ if ( typeof part === "string" && !/\W/.test(part) ) {
var nodeCheck = part = isXML ? part : part.toUpperCase();
checkFn = dirNodeCheck;
}
PSEUDO: function(match, curLoop, inplace, result, not){
if ( match[1] === "not" ) {
// If we're dealing with a complex expression, or a simple one
- if ( match[3].match(chunker).length > 1 || /^\w/.test(match[3]) ) {
+ if ( chunker.exec(match[3]).length > 1 || /^\w/.test(match[3]) ) {
match[3] = Sizzle(match[3], null, null, curLoop);
} else {
var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
switch (type) {
case 'only':
case 'first':
- while (node = node.previousSibling) {
+ while ( (node = node.previousSibling) ) {
if ( node.nodeType === 1 ) return false;
}
if ( type == 'first') return true;
node = elem;
case 'last':
- while (node = node.nextSibling) {
+ while ( (node = node.nextSibling) ) {
if ( node.nodeType === 1 ) return false;
}
return true;
var origPOS = Expr.match.POS;
for ( var type in Expr.match ) {
- Expr.match[ type ] = RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
+ Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
}
var makeArray = function(array, results) {
- array = Array.prototype.slice.call( array );
+ array = Array.prototype.slice.call( array, 0 );
if ( results ) {
- arrayPush.apply( results, array );
+ results.push.apply( results, array );
return results;
}
// Perform a simple check to determine if the browser is capable of
// converting a NodeList to an array using builtin methods.
try {
- Array.prototype.slice.call( document.documentElement.childNodes );
+ Array.prototype.slice.call( document.documentElement.childNodes, 0 );
// Provide a fallback method if it does not work
} catch(e){
if ( document.documentElement.compareDocumentPosition ) {
sortOrder = function( a, b ) {
+ if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
if ( ret === 0 ) {
hasDuplicate = true;
};
} else if ( "sourceIndex" in document.documentElement ) {
sortOrder = function( a, b ) {
+ if ( !a.sourceIndex || !b.sourceIndex ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
var ret = a.sourceIndex - b.sourceIndex;
if ( ret === 0 ) {
hasDuplicate = true;
};
} else if ( document.createRange ) {
sortOrder = function( a, b ) {
+ if ( !a.ownerDocument || !b.ownerDocument ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
aRange.selectNode(a);
aRange.collapse(true);
// querying by getElementById (and provide a workaround)
(function(){
// We're going to inject a fake input element with a specified name
- var form = document.createElement("form"),
+ var form = document.createElement("div"),
id = "script" + (new Date).getTime();
- form.innerHTML = "<input name='" + id + "'/>";
+ form.innerHTML = "<a name='" + id + "'/>";
// Inject it into the root element, check its status, and remove it quickly
var root = document.documentElement;
}
root.removeChild( form );
+ root = form = null; // release memory in IE
})();
(function(){
return elem.getAttribute("href", 2);
};
}
+
+ div = null; // release memory in IE
})();
if ( document.querySelectorAll ) (function(){
return oldSizzle(query, context, extra, seed);
};
- Sizzle.find = oldSizzle.find;
- Sizzle.filter = oldSizzle.filter;
- Sizzle.selectors = oldSizzle.selectors;
- Sizzle.matches = oldSizzle.matches;
+ for ( var prop in oldSizzle ) {
+ Sizzle[ prop ] = oldSizzle[ prop ];
+ }
+
+ div = null; // release memory in IE
})();
if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
return context.getElementsByClassName(match[1]);
}
};
+
+ div = null; // release memory in IE
})();
function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
jQuery.find = Sizzle;
jQuery.expr = Sizzle.selectors;
jQuery.expr[":"] = jQuery.expr.filters;
-
-Sizzle.selectors.filters.hidden = function(elem){
- return elem.offsetWidth === 0 || elem.offsetHeight === 0;
-};
-
-Sizzle.selectors.filters.visible = function(elem){
- return elem.offsetWidth > 0 || elem.offsetHeight > 0;
-};
-
-Sizzle.selectors.filters.animated = function(elem){
- return jQuery.grep(jQuery.timers, function(fn){
- return elem === fn.elem;
- }).length;
-};
-
-jQuery.filter = jQuery.multiFilter = function( expr, elems, not ) {
- if ( not ) {
- expr = ":not(" + expr + ")";
- }
-
- return Sizzle.matches(expr, elems);
-};
-
-jQuery.dir = function( elem, dir ){
- var matched = [], cur = elem[dir];
- while ( cur && cur != document ) {
- if ( cur.nodeType == 1 )
- matched.push( cur );
- cur = cur[dir];
- }
- return matched;
-};
-
-jQuery.nth = function(cur, result, dir, elem){
- result = result || 1;
- var num = 0;
-
- for ( ; cur; cur = cur[dir] )
- if ( cur.nodeType == 1 && ++num == result )
- break;
-
- return cur;
-};
-
-jQuery.sibling = function(n, elem){
- var r = [];
-
- for ( ; n; n = n.nextSibling ) {
- if ( n.nodeType == 1 && n != elem )
- r.push( n );
- }
-
- return r;
-};
+jQuery.unique = Sizzle.uniqueSort;
return;